* configure.ac: Rewrite targetobjs duplicate removal code to use

	only shell constructs.
	* configure: Rebuild.

diff --git a/gold/ChangeLog b/gold/ChangeLog
index 264001b..0aac2be 100644 (file)
--- a/gold/ChangeLog
+++ b/gold/ChangeLog
@@ -1,3 +1,9 @@
+2010-02-06  Ian Lance Taylor  <iant@google.com>
+
+       * configure.ac: Rewrite targetobjs duplicate removal code to use
+       only shell constructs.
+       * configure: Rebuild.
+
 2010-02-05  Doug Kwan  <dougkwan@google.com>
 
        PR 11247

diff --git a/gold/configure b/gold/configure
index dbc6319..9fd198f 100755 (executable)
--- a/gold/configure
+++ b/gold/configure
@@ -3411,7 +3411,14 @@ fi
 done
 
 # Remove any duplicates.
-targetobjs=`echo $targetobjs | tr ' ' '\n' | sort | uniq | tr '\n' ' '`
+to=""
+for t in $targetobjs; do
+  case " $to " in
+  *" $t "*) ;;
+  *) to="$to $t" ;;
+  esac
+done
+targetobjs=$to
 
 if test -n "$targ_32_little"; then
 

diff --git a/gold/configure.ac b/gold/configure.ac
index 4bf223c..f184d4b 100644 (file)
--- a/gold/configure.ac
+++ b/gold/configure.ac
@@ -163,7 +163,14 @@ for targ in $target $canon_targets; do
 done
 
 # Remove any duplicates.
-targetobjs=`echo $targetobjs | tr ' ' '\n' | sort | uniq | tr '\n' ' '`
+to=""
+for t in $targetobjs; do
+  case " $to " in
+  *" $t "*) ;;
+  *) to="$to $t" ;;
+  esac
+done
+targetobjs=$to
 
 if test -n "$targ_32_little"; then
   AC_DEFINE(HAVE_TARGET_32_LITTLE, 1,